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Message-Id: <20231227125853.2dd07cd61f8a8df95042677c@linux-foundation.org> Date: Wed, 27 Dec 2023 12:58:53 -0800 From: Andrew Morton <akpm@...ux-foundation.org> To: Chengming Zhou <zhouchengming@...edance.com> Cc: Barry Song <21cnbao@...il.com>, Seth Jennings <sjenning@...hat.com>, Johannes Weiner <hannes@...xchg.org>, Vitaly Wool <vitaly.wool@...sulko.com>, Nhat Pham <nphamcs@...il.com>, Chris Li <chriscli@...gle.com>, Yosry Ahmed <yosryahmed@...gle.com>, Dan Streetman <ddstreet@...e.org>, linux-kernel@...r.kernel.org, linux-mm@...ck.org, Chris Li <chrisl@...nel.org> Subject: Re: [PATCH v4 1/6] mm/zswap: change dstmem size to one page On Wed, 27 Dec 2023 14:11:06 +0800 Chengming Zhou <zhouchengming@...edance.com> wrote: > > i remember there was an over-compression case, that means the compressed > > data can be bigger than the source data. the similar thing is also done in zram > > drivers/block/zram/zcomp.c > > Right, there is a buffer overflow report[1] that I just +to you. What does "[1]" refer to? Is there a bug report about this series?
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